These are the packages that would be merged, in order:

Calculating dependencies ... done!
Dependency resolution took 1.04 s (backtrack: 0/20).

[ebuild  N     ] app-text/rman-3.2-r2::gentoo  78 KiB
[ebuild  N     ] x11-misc/xorg-cf-files-1.0.9::gentoo  171 KiB
[ebuild  N     ] x11-misc/imake-1.0.10::gentoo  152 KiB
[ebuild  N     ] games-board/xgammon-0.98-r3::gentoo  75 KiB

Total: 4 packages (4 new), Size of downloads: 475 KiB